/* ===================================
   COPAN - Animations
=================================== */

/* ---- Keyframes ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-50px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(50px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}
@keyframes slideUnderline {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes archReveal {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* ---- Scroll-triggered: initial hidden state ---- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.from-left {
  transform: translateX(-50px);
}
.reveal.from-right {
  transform: translateX(50px);
}
.reveal.scale {
  transform: scale(0.93);
}
.reveal.is-visible {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Stagger delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }

/* ---- Underline reveal for section headings ---- */
@keyframes underlineReveal {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
.biz-section-catchcopy,
.biz-section-label-en {
  position: relative;
  display: inline-block;
}
.biz-section-catchcopy::after,
.biz-section-label-en::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: -4%;
  width: 108%;
  height: 2px;
  background-color: var(--color-main);
  transform: scaleX(0);
  transform-origin: left;
}
.reveal.is-visible .biz-section-catchcopy::after,
.reveal.is-visible .biz-section-label-en::after,
.biz-section-label-en.is-visible::after {
  animation: underlineReveal 1s cubic-bezier(0.22, 1, 0.36, 1) 0.5s both;
}

/* ---- Hero entrance (page load) ---- */
.hero-anim-title {
  animation: fadeInUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.2s both;
}
.hero-anim-body {
  animation: fadeInUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.45s both;
}
.hero-anim-btn {
  animation: fadeInUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.65s both;
}
.hero-anim-image {
  animation: fadeIn 1.1s cubic-bezier(0.22, 1, 0.36, 1) 0.3s both;
}

/* ---- Button Hover Effects ---- */

/* Primary button: shimmer + scale */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 30%,
    rgba(255,255,255,0.35) 50%,
    transparent 70%
  );
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity 0.2s;
}
.btn-primary:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 24px rgba(177, 140, 74, 0.4);
  background-color: #9a7838;
  opacity: 1;
}
.btn-primary:hover::after {
  opacity: 1;
  animation: shimmer 0.7s linear;
}
.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

/* Arrow moves on hover */
.btn-primary .btn-arrow,
.btn-secondary .btn-arrow,
.btn-text i {
  transition: transform 0.25s ease;
  display: inline-block;
}
.btn-primary:hover .btn-arrow,
.btn-secondary:hover .btn-arrow,
.btn-text:hover i {
  transform: translateX(5px);
}

/* Secondary button: fill from left */
.btn-secondary {
  position: relative;
  overflow: hidden;
  z-index: 0;
  transition: color 0.3s ease, transform 0.25s ease, box-shadow 0.25s ease;
}
.btn-secondary::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--color-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: -1;
}
.btn-secondary:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(113, 92, 55, 0.25);
  background-color: transparent;
}
.btn-secondary:hover::before {
  transform: scaleX(1);
}

/* Submit button */
.btn-submit {
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}
.btn-submit:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 8px 24px rgba(113, 92, 55, 0.4);
  background-color: #5a4525;
}
.btn-submit:active {
  transform: scale(0.97);
}

/* ---- Nav link underline ---- */
.header-nav a {
  position: relative;
}
.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.header-nav a:hover::after,
.header-nav a.active::after {
  transform: scaleX(1);
}

/* ---- Header scroll shadow ---- */
.site-header {
  transition: box-shadow 0.3s ease, background-color 0.3s ease;
}
.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(113, 92, 55, 0.12);
}

/* ---- Card hover ---- */
.business-card {
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.35s ease,
              background-color 0.35s ease;
}
.business-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 40px rgba(113, 92, 55, 0.18);
  background-color: rgba(255, 255, 255, 0.95);
}
.biz-category-card {
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.35s ease, opacity 0.3s ease;
}
.biz-category-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(113, 92, 55, 0.15);
  opacity: 1;
}

/* ---- Image zoom on hover ---- */
.hero-arch,
.company-image,
.biz-service-image,
.contact-cta-photo {
  overflow: hidden;
}
.hero-arch img,
.company-image img,
.biz-service-image img {
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.hero-arch:hover img,
.company-image:hover img,
.biz-service-image:hover img {
  transform: scale(1.05);
}

/* ---- Blog item hover ---- */
.blog-item {
  transition: background-color 0.25s ease, padding-left 0.25s ease;
  border-radius: 8px;
  padding-left: 8px;
  margin: 0 -8px;
}
.blog-item:hover {
  background-color: rgba(177, 140, 74, 0.06);
  padding-left: 16px;
}

/* ---- Social icon hover ---- */
.header-social a,
.contact-cta-social a,
.footer-social a {
  transition: transform 0.25s ease, opacity 0.25s ease, color 0.25s ease;
  display: inline-block;
}
.header-social a:hover,
.contact-cta-social a:hover,
.footer-social a:hover {
  transform: translateY(-3px) scale(1.15);
  opacity: 1;
  color: var(--color-main);
}

/* ---- Float animation for hero image ---- */
.hero-image-wrap {
  animation: floatY 6s ease-in-out infinite;
}